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Vapour pressure plays an important role in calculating boiling point and the freezing point of…
Vapour pressure plays an important role in calculating boiling point and the freezing point of solutions. In cold countries salt is sprinkled on the road whereas while boiling egg, salt is added in water. Both these processes help the cause.
(a)
Explain relative lowering of vapour pressure.
(b)
How adding salt to water help in boiling of egg?
(c)
Why is salt sprinkled on road during winters?
Answer
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From ISC 2025 Practice Chemistry, question 92.